package string;

public class ReplaceAllDemo {
    public static void main(String[] args) {
        String str="abc123def456ghi";
        str=str.replaceAll("[0-9]+","*******");
        System.out.println(str);
        //将数字部分替换为******

        //和谐用语
        String regex="(gun|sha|sb)";
        String message="你sb,gun吧！";
        message =message.replaceAll(regex,"****");
        System.out.println(message);
    }
}
